<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>

        // const a = 1;
        // let b = "hello";
        // let c = true;


        let arr1 = [1, 2, 3];
        // let obj1 = { x: 1, y: 2 };

        let arr2 = arr1;
        // arr1.push(4)
        // arr1 = [1, 2, 3, 4];

        // console.log(arr1, arr2);

        // let a = 1;
        // let b = a;
        // let arr1 = [];
        // let arr2 = [];

        // console.log(arr1 == arr2);


        // let user = ['admin', '123', 1000];

        // // let money = user[2];
        // // money += 100;

        // let user2 = user;

        // user2[2] += 100;





    </script>
</body>

</html>